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Building Technologies Division  Basic Documentation LME39…  CC1P7106en 
 15 Operation  08.12.2017 
15 Operation 
15.1 Normal display 
 
Normal display is the standard display in normal operation, representing the highest 
menu level. From the normal display, you can change to the info, service or parameter 
level. 
 
15.1.1  Display in standby mode 
 
 
P
Vh
mi n
s%
Bild 9/0707
 
Unit is in standby mode. 
 
15.1.2 Display during startup/shutdown 
15.1.2.1.  Display of program phases 
 
 
P
m
3
m
3
/h
l
l/h %
7106z13/1205
 
The unit is in Phase 30. The controller calls for heat. The 
bar below the 
 symbol appears. The individual program 
phases and controlled components are displayed in 
accordance with the program sequence. 
 
15.1.2.2. List of phase displays 
 
Phase  Function 
Ph1  Undervoltage 
Ph2 
Fault without lockout 
Ph4 
Extraneous light on burner startup 
Ph10  Home run 
OFF  Standby 
Ph21  Air pressure switch check, CPI check 
Ph22  Fan ramp up time (fan motor = ON, safety valve = ON) 
specified time air pressure signal 
Ph24 
Actuator traveling to the prepurge position 
Ph30  Prepurge time 
Ph36 
Actuator traveling to the ignition position 
Ph38  Preignition time 
Ph40  1st safety time (ignition transformer ON) 
Ph42  1st safety time (ignition transformer OFF), flame detection time 
Ph50  2nd safety time 
Ph74  Postpurge time 
oP: P1  Operation stage 1 (fuel valve 1 ON) 
oP: P2  Operation stage 2 (fuel valve 1/fuel valve 2 ON) 
Table 10: List of phase